#4C178D#4C178D

#4C178D is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.175 H 296.8°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#4C178D
RGB	rgb(76, 23, 141)
HSL	hsl(267, 72%, 32%)
HSV	hsv(267, 84%, 55%)
CMYK	cmyk(46.1%, 83.7%, 0%, 44.7%)
CIE-LAB	lab(23.91, 47.95, -54.56)
CIE-LCH	lch(23.91, 72.63, 311.31°)
OKLab	oklab(36.61% 0.0789 -0.1564)
OKLCH	oklch(36.61% 0.175 296.8)
XYZ	xyz(8.0933, 4.0722, 25.5537)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C178D #588D17

analogous

#171D8D #4C178D #87178D

triadic

#4C178D #8D4C17 #178D4C

tetradic

#4C178D #8D171D #588D17 #178D87

square

#4C178D #8D171D #588D17 #178D87

split-complementary

#4C178D #8D8717 #1D8D17

monochromatic

#130624 #300E58 #4C178D #6820C2 #873FE0

Accessibility & contrast

On white

11.57

#4C178D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#4C178D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C178D

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C178D	#FFFFFF	#000000	##FFFFFF
##4C178D	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#00378B

Tritanopia (blue-blind)

#3A3A53

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4c178d;
/* rgb */ color: rgb(76, 23, 141);
/* oklch */ color: oklch(36.6% 0.175 296.8);

Tailwind

colors: {
  custom: {
    50: '#855caf',
    500: '#4c178d',
    950: '#000000',
  },
}

SCSS

$custom: #4c178d;
$custom-light: #855caf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c178d",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 141
  },
  "hsl": {
    "h": 266.949,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36614,
    "c": 0.17515,
    "h": 296.8
  },
  "luminance": 0.04072
}

Semantic roles & 50–950 ramp

primary

#4C178D

secondary

#86C040

accent

#EF399D

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4C178D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →